Hackers Steal 2.6 Million Records From Sony’s Japanese ISP So-net

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Hackers have stolen the personal information of current and former So-net and Plala internet subscribers in Japan, Sony Network Communications announced on October 27. Nearly 2.6 million records were impacted.

The attackers broke into the So-net member database on October 19. The company first spotted the intrusion on October 23, then took the targeted server offline and cut off traffic coming from the attackers.

By the following day, its investigators had confirmed that personal data had been taken and determined the scope of the leak.

The stolen information includes names, dates of birth, gender, phone numbers, email addresses, user IDs, and the IDs customers use to connect to the internet.

Of the roughly 2.6 million exposed records, 2.14 million belong to So-net subscribers and 443,000 to Plala (S Course) subscribers. Roughly 293,000 of them relate to people who left the services in March 2026 or later, as their details are...

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